Best Internet Service Providers in Croatia (2025) | TopProviders.net
Complete guide to internet services across Zagreb, Split, Rijeka, Osijek, and coastal regions.
Top 5 Internet Providers in Croatia
1. A1 Hrvatska
Speed: Up to 1Gbps (Fiber) | Avg. 120 Mbps (4G/5G)
Coverage: 90% of households (National leader)
Pros:
- Largest fiber optic network
- Best coverage in rural areas
- Good bundled TV packages
- English-speaking support
Cons:
- Higher prices than competitors
- 24-month contracts standard
2. Hrvatski Telekom (T-HT)
Speed: Up to 500Mbps (Fiber) | Avg. 100 Mbps (5G)
Coverage: 85% of urban areas
Pros:
- Fastest 5G network
- Premium customer service
- Good for gaming
Cons:
- Limited fiber in rural areas
- Complex pricing structure
3. Telemach Hrvatska
Speed: Up to 300Mbps (Cable) | Avg. 80 Mbps (4G)
Coverage: Coastal cities and islands
Pros:
- Best coastal coverage
- Affordable packages
- No long-term contracts
Cons:
- Limited inland coverage
- Shared bandwidth in summer
4. Optima Telekom
Speed: Up to 200Mbps (Fiber/Wireless)
Coverage: Zagreb and major cities
Pros:
- Competitive pricing
- Good for basic needs
- Flexible plans
Cons:
- Limited coverage
- Basic customer service
5. Iskon Internet
Speed: Up to 100Mbps (DSL/Fiber)
Coverage: Urban areas
Pros:
- Budget-friendly options
- No installation fees
- Good for light users
Cons:
- Older technology
- Slow peak-time speeds
Internet Providers by Region
Zagreb Capital
Top Providers: A1 (Best overall), Hrvatski Telekom (Fastest 5G), Optima (Budget)
Avg. Speed: 130Mbps (Fiber), 110Mbps (5G)
Special Notes: All providers offer good coverage. Check our guide to find top Internet & TV service providers in your area.
Split Coastal City
Top Providers: Telemach (Best coastal), A1, Hrvatski Telekom
Avg. Speed: 110Mbps (Fiber), 90Mbps (Mobile)
Special Notes: Speeds may drop during tourist season.
Rijeka Northern Coast
Top Providers: A1, Telemach, Hrvatski Telekom
Avg. Speed: 100Mbps (Fiber), 85Mbps (Mobile)
Osijek Eastern Croatia
Top Providers: A1, Hrvatski Telekom
Avg. Speed: 90Mbps (Fiber), 75Mbps (Mobile)
Islands (Hvar, Brač, Korčula)
Top Providers: Telemach (Best coverage), A1 (Alternative)
Avg. Speed: 60Mbps (Cable), 80Mbps (4G in towns)
Special Notes: Remote villages may have limited options.
How to Choose the Best ISP in Croatia
- Consider your location: Coastal vs inland options differ
- Check seasonal variations: Tourist areas get congested
- Compare packages:
- For reliability: A1
- For speed: Hrvatski Telekom
- For islands: Telemach
- Ask about installation time (can take weeks in rural areas)
Final Recommendations
- Best Overall: A1 Hrvatska (National coverage)
- Best Speed: Hrvatski Telekom (Fastest 5G)
- Best Coastal: Telemach (Island specialist)
- Budget Choice: Optima Telekom (Urban value)
Croatian Internet Considerations
Internet quality varies between coastal tourist areas and inland regions. Many providers offer English support. Older buildings may have infrastructure limitations.
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